SR died and wont start PLEASE HELP!!

[twofourdee]

i swapped a Blacktop SR into my '89 coupe.car used to be an automatic, swapped in a 5spdcar started, but ran like crap, replaced coolant sensor, o2 sensor, still ran really rich & backfired around 3k.no boost leak, MAF is okaytook car around the block, turning back onto my street I lost all power and car died.now car wont start. not getting power to the fuel pump, fuse and relay are both good, if we jump the relay the fuel pump will prime. still wont start.Not getting spark so we found a broken wire on my CAS, so soldered on a new plug. not getting power to CAS, no spark, no power to FP unless jumped

PLEASE HELP!!!!

[twofourdee]

bump

[480sx]

Check your CAS and fuel pump wiring. Once you make sure that is OK try and find a ECU to swap out and emliminate that as a problem and go from there. Good luck to ya black tops are a PITA when it comes to electrical issues